I think its arroyo.
i hope this answer is correct and helps you :)
Because bacteria mutates that's why we have a new flu vaccine every year , because strains of DNA in the bacteria change all the time.
Answer:
Diamonds are extremely durable and graphite (pencil lead) is very fragile.
Explanation:
Answer:
Natural Resource.
Explanation:
Fossil fuels are hydrocarbons, primarily coal, fuel oil or natural gas, formed from the remains of dead plants and animals. In common dialogue, the term fossil fuel also includes hydrocarbon-containing natural resources that are not derived from animal or plant sources